公开(公告)号：DE3101998A1

公开(公告)日：1981-11-26

申请号：DE3101998

申请日：1981-01-22

Applicant: AGENCY IND SCIENCE TECHN

Inventor： SAKURAGI SHIRO ,  IMAGAWE KYOSHIRO

IPC: C03B37/075 ,  C01D17/00 ,  C01G5/02 ,  C01G15/00 ,  C03C3/32 ,  C03C13/04 ,  G02B1/02 ,  G02B6/00 ,  G02B6/02 ,  G02B6/10 ,  G02B5/14

Abstract: An infrared optical fiber comprises a core preponderantly made of a halogenide and a trace quantity of a dopant formed of a halogenide and retains its infrared transmission property stably for a long time.